.input-range {
    position: relative;//用于获取offsetleft
    .ant-picker-input {
        position: initial;
    }
    .ant-picker-range-separator {
        cursor: default;
    }
    .ant-picker-clear {
        opacity: 0;
    }
    &:hover .ant-picker-clear {
        opacity: 1;
    }
}